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INTEGRAL U.S. Guest Observer Facility

The INTErnational Gamma-Ray Astrophysics Laboratory

INTEGRAL, was launched in October 2002 aboard a Russian Proton rocket,  and is providing a new insight into the most violent and exotic objects of the Universe,  such as neutron stars, active galactic nuclei and supernovae. INTEGRAL is also helping us to understand processes such as the formation of new chemical elements and the mysterious gamma-ray bursts, the most energetic phenomena in the Universe. Environments of extreme temperature and density, near the event-horizons of black holes, are a major topic of study with INTEGRAL.

These studies are possible thanks to INTEGRAL's combination of fine spectroscopy and imaging of gamma-ray emissions in the energy range of 15 keV to 10 MeV (using the SPI and IBIS instruments) and concurrent monitoring in the X-ray band (4-35 keV) using JEM-X, and in the optical (500-600 nm) band, using the OMC.

A project of the European Space Agency INTEGRAL, serves an international Guest Observer community. Participation by U.S. astronomers was supported by a Guest Observer Facility (GOF) at the NASA/Goddard Space Flight Center (GSFC) from the mission start until October 2010. Since then, the mirroring of the European INTEGRAL Public Data Archive into the HEASARC has been continued by the HEASARC.

INTEGRAL
Picture of the Month

Integral Picture of the Month

INTEGRAL News & Science Results


New observations of Swift J174510.8-262411 in decay
(February 6, 2013)


AO-10 Long Term Plan published on the Web
(December 3, 2012)


TOO observations of Swift J174510.8-262411
(September 18, 2012)


Happy Birthday - INTEGRAL 10 years in orbit
(October 17, 2012)

Integral in orbit

Latest News
  • AO-11 Proposal Schedule Released (28 Jan 2013)
    The ISOC is preparing the next call for proposals requesting INTEGRAL observing time. The AO-11 will be released on 4 March 2013, with a deadline of 12 April 2013. The subsequent call for proposals requesting data rights will be released September 2013. The AO-11 cycle of observations will begin on 1 January 2014 and has a duration of 12 months.
  • AO-10 Starts (28 Jan 2013)
    The AO-10 cycle of observations started on January 1st and will last 12 months. The INTEGRAL target lists and sky maps are available at the above link.
  • ISDC Releases OSA 10 (24 Sep 2012)
    The ISDC has released version 10 of its Off-Line Scientific Analysis (OSA) software package. OSA 10 runs on both Linux and recent Mac OS X platforms and contains improvements to the IBIS/ISGRI energy calibration and new JEM-X imaging features. It can be downloaded from the INTEGRAL GOF Data Analysis page or the ISDC.
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    INTEGRAL Picture of the Month archive
    Latest INTEGRAL Newsletter
    Latest ISDC Newsletter
    INTEGRAL News & Science Results
    INTEGRAL Publications (ESA list)

    INTEGRAL Public Data Archive Status
  • The HEASARC mirror to the INTEGRAL Public Data Archive now contains data through the February 10, 2012 public data release (Rev 1125).

  • The next scheduled public data release is March 10, 2013.

    ISDC Public Data Release Schedule.

  • This page is intended for members of the scientific community. For members of the general public, or those interested in general astronomy/astrophysics information please go to our Education and Public Outreach site.